Alexander frank and ernst charles kopstein



A. FRANK'AND E. c. KoPsElN.

COMBINATION WEAPON'.

APPLICATION FILED SEPT-22,1915. RENEWEU MAR. Ia, 1918.

152323,973. Patented Dec. 251919 uw? l UNiTED sTATEs PATENT oEEroE. i

ALEXANDER FRANK AND ERNST CHARLES ,KoPsTEIN 0E NEW YORK, N..Y. 'Y

coMBiNATIoN-WEAPON.

Specification of Letters Patent.

Application led September 2,2, 1915, Serial No. 52,126. Renewed'March15, 1918; Serial `No.V 222,739,

VTo all 'whom t may concern:

zine chamber of the gun and be secured thereto.' f v A further objectbeing to,V provide a military weapon comprising the combination of .anvautomatic gun and a sword for cavalrymento enable themto have bettercontrol of their horses when in action.

A still further objectbeing to provide an improved combination weaponofnew and novelV construction and arrangement of parts v which will behereinafter morespecll'ically described and claiined. Y.

In carrying out our invention, we may n substitute a club for the swordto be used by policemen or other oiiicers. he drawings forming part ofthis vspecification similar reference charactersY are employed todesignate corresponding parts throughout thelseveral ,views and in fwhich Y 'Figure 1 'is a side view of a comblnation weapon constructedaccording to our in-.

vention; I v

Fig. '1a is an enlarged sectional elevation showing an automatic gunmechanism;

Fig. 2 is a sectional plan taken at 2-2 of Fig. 1*?, parts being brokenaway to more clearly show the construction; Y

Fig. 3 is a vertical section on the line of Fig. 1a;

Fig. .4 is a perspective of a plunger block employed; 'f

Fig. 5 is an elevation of a magazine caseY l employed; and,

Fig. 6 shows a modified embodiment of the invention. l l

Referring to' the drawings, we provide a frame or casting 10 shaped toform a handle or grip 11, and a guard 12, to protect the hand, andwithin the handle 11 is provided i magazine chamber 13, vhavingpartially open sides and open ends as shown, and thel handle portion isfurther provided with a chamber 14 adapted to house some of theoperative mechanism, as will be hereinafter described.

The frame or casting 10 is provided with a barrel or bore 15, to receivethe cartridges in the operation of the gun, and slidably `Patented Dec.2', l

mounted on thisframev is a plunger block Y "16 provided with asemiftubularV front extension 17, which incloses the barreland aksimilar rear extension 18, which forms* the top of the chamber 14, asclearly shown in Fig. 1a. .v y Y The plunger block 16 is further.provided with oppositely arranged spring chambers 19-19 designed toreceive the outer or front ends of compressionsprings 20, and theplunger block isA also provided with .ashell ejecting opening 21 andwith a spring pressed pivoted hook 22 adapted, in the op- Y eration ofthe gun, to engage'the flange of the shell and withdraw it from theYbarrel to be later ejected through the opening-21, and a registeringopening 23 formed inthe forked shank portion 24 of a sword member v25,as clearly shown vin Fig. 3.

We also form in the plunger block aV cen- 'l tral bore 26, whichreceives anoutwardly spring pressed firing. pin 27 adapted to be actedYupon by a spring-operated hammer 28 controlled by a spring` pressedtrip dog 29, having a shoulder 3() toenga-ge a corre# sponding shoulder31,v on the'hammer to re- I ,tain the` latter in a cocked or inoperativeposition. L

chamber and at the fro'nt these arms areconnected and providedV with atrigger button 33, arranged in a recess 34, in the frame 10, Y

The trip' dog. 29 is operated by a yokeV 32,` the arms of which straddlethe magazine guard against accident we form in one of the Y,

' arms of the yoke 32, a recess'35, adapted' to receive a locking lugYprovided on laslide plate 36, as shown in Figs; 1aL andr'3.

ioop g We providestop pins 42 to limit thelforV ward travel ofthefplunger block 16, which' are easil, removed vto take the gun apart.

whichV the rear endsof the Vsprings 20 bear, as clearly shownin Fig.'2iof`the drawings, and ,below the housings 37 the shank por- 105 The sank portion. 24 lof the sword 25,-v is vshaped, to form housingsv 37 toslidably receive the spring chambers v19--19, and said housings haveintegral rear walls 38 against? tion 24 is shaped to 'form cheekplates), which form the side Walls of the magaznie chamber and aresecured in place by screws or other fastening` devices.

In Fig. 5 of the drawinos, We have shown a magazine case #i0 providedwith the usualv cartridge feeding means which we will not describe as itforms no part of our invenno description of operation.

Changes in and modifications of the construction `and arrangement,orAparts, as herein shown and described, may be resorted to Within certainlimits, Without depz. from the spirit of our "ivcntion, or the scope ofthe appended claims.

What We claim is l. In a Weapon of the class described, a gun providedwith a plunger block provided WithV opposite spring chambers, a swordhaving a forked shank shaped to slidably receive the spring` chambers,means for feeding cartridgesv tothe gun an;L for iring the same as shownand described.

2. In a. combination Weapon, an automatic gun provided with a plungerblock having;` opposite spring' chambers adapt-ed to receive the forwardends of p 'compressionv springs, asivord having a shank provided withhousings to receive said spring' cham- Y bers, said housings having`integral end Walls against Which the rear ends or the springs bear,means for feeding cartridges into. the gun and means for firing,` thesame as described.

Yon the barrel, said plunger block haring semi-tubular front and rearextensions and oppositely disposed spring` chambers, and a sword havinga shankshaped to receive said spring chambers and to forni the of themagazine chamber as shown.

5. ln a Weapon'of the class described, in combination, a gun having` aplunger'bloek provided with front and rear semi-tubular extensions and asword havingl a forked shank adapted to straddle thegun and Close thesides of the magazine chamber.

In testimony whereof, We have signed our names to this speciication,this laf-th dagv oi" September, 1915.

ALEXANDER FREK.

' ERNST CHARLES KOPSEN.

